A-paradoxa
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Euphydryas chalcedona a paradoxa
Euphydryas chalcedona a paradoxa is a subspecies of the variable checkerspot butterfly, a member of the Nymphalidae family. The species Euphydryas chalcedona occurs in western North America, with subspecies showing geographic variation in appearance and distribution. Like other checkerspots, this taxon is associated with specific host plant relationships and has been subject to conservation concern due to habitat pressures. The subspecies epithet 'a paradoxa' suggests anomalous or unusual characteristics compared to the nominate form.